Input: kbtab - simplify kbtab_disconnect()

There is no need to check whether kbtab structure is attached to the
interface; if it isn't and we are called we have much bigger problems.
Also no need to call usb_kill_urb() in kbtab_disconnect() since it
is being called in kbtab_close().

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 5 insertions, 7 deletions

diff --git a/drivers/input/tablet/kbtab.c b/drivers/input/tablet/kbtab.c
index 76b5d526cde9..3f7d1254b8ed 100644
--- a/drivers/input/tablet/kbtab.c
+++ b/drivers/input/tablet/kbtab.c
@@ -193,13 +193,11 @@ static void kbtab_disconnect(struct usb_interface *intf)
         struct kbtab *kbtab = usb_get_intfdata(intf);
 
         usb_set_intfdata(intf, NULL);
-        if (kbtab) {
-                usb_kill_urb(kbtab->irq);
-                input_unregister_device(kbtab->dev);
-                usb_free_urb(kbtab->irq);
-                usb_buffer_free(interface_to_usbdev(intf), 8, kbtab->data, kbtab->data_dma);
-                kfree(kbtab);
-        }
+
+        input_unregister_device(kbtab->dev);
+        usb_free_urb(kbtab->irq);
+        usb_buffer_free(kbtab->usbdev, 8, kbtab->data, kbtab->data_dma);
+        kfree(kbtab);
 }
 
 static struct usb_driver kbtab_driver = {